Proceedings F. S. Xational Museum, Vol. X, 1887.— Stejneger. 



PLATE VIII. 



i/ 



W 



1-— First four primaries of Lariin schistisaipis. V. S. Xat. Mus. Xo. 92885 ; § nat. size (pp. 121. 122), 

 2.— First four piimaiies of Larus ajini^. U. S. Nat. AIus. No. lOli.'i'Jl ; % uat size (jjp. 121, 122). 



